Carlos Guevara

Universally Unique Lexicographically Sortable Identifier

Universal Integrated Circuit Card is the smart card used in mobile terminals in GSM and UMTS networks. The UICC ensures the integrity and security of all kinds of personal data.

Universal Mobile Telecommunications System (UMTS) is one of the third generation (3G) cell phone technologies. To differentiate UMTS from competing network technologies, UMTS is sometimes marketed ...

User Datagram Protocol (UDP) enables computers to send messages, or datagrams, to other hosts on an IP network.

The User Data Header (UDH) is a block of octets added to the beginning of the user data part of an SMS message. Due to the way an SMS message is limited to a maximum size of 140 bytes, the availabl...

UCS2 is the unicode format required for characters in an SMS.Take a look at the Sinch SMS Product page to learn more about our SMS products, or click here to sign up to our self-service portal and ...

The Universal Coded Character Set (UCS) is a standard set of characters defined by the International Standard ISO/IEC 10646, Information technology — Universal Coded Character Set, which is the bas...

Universal Computer Protocol (UCP) is a standard for transmitting short messages over cellular networks.

Universal Computer Protocol – External Machine Interface (UCP-EMI) is a transfer protocol enabling users to interact with an SMSC. The protocol defines the information which needs to be exchanged b...

Two Factor Authentication's main aim is to be used for verification codes, 2FA and One-time Pin codes content. It can be used to secure login and sign up from unwanted visitors by verifying user po...